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CSS color: add hue range tests for hsl(a) color strings (#4020)

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This commit is contained in:
Artem Pavlenko 2019-01-16 10:31:53 +00:00
parent 16ae1c0472
commit 23492d6742
1 changed files with 46 additions and 1 deletions
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47
test/unit/color/css_color.cpp
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@ -1,4 +1,3 @@
#include "catch.hpp"
#include <mapnik/safe_cast.hpp>
@ -84,6 +83,29 @@ TEST_CASE("CSS color") {
CHECK( c.green() == 64 );
CHECK( c.blue() == 191 );
}
// hsl (hue range 0..360)
{
std::string s1("hsl(0, 100%, 50%)");
std::string s2("hsl(120, 100%, 50%)");
std::string s3("hsl(240, 100%, 50%)");
std::string s4("hsl(360, 100%, 50%)");
std::string s5("hsl(480, 100%, 50%)"); // larger values are
std::string s6("hsl(600, 100%, 50%)"); // normalised to fit into 0..360
mapnik::color c1, c2, c3, c4, c5, c6;
CHECK( boost::spirit::x3::phrase_parse(s1.cbegin(), s1.cend(), color_grammar, space, c1) );
CHECK( boost::spirit::x3::phrase_parse(s2.cbegin(), s2.cend(), color_grammar, space, c2) );
CHECK( boost::spirit::x3::phrase_parse(s3.cbegin(), s3.cend(), color_grammar, space, c3) );
CHECK( boost::spirit::x3::phrase_parse(s4.cbegin(), s4.cend(), color_grammar, space, c4) );
CHECK( boost::spirit::x3::phrase_parse(s5.cbegin(), s5.cend(), color_grammar, space, c5) );
CHECK( boost::spirit::x3::phrase_parse(s6.cbegin(), s6.cend(), color_grammar, space, c6) );
CHECK(c1 == mapnik::color("red"));
CHECK(c2 == mapnik::color("lime"));
CHECK(c3 == mapnik::color("blue"));
CHECK(c1 == c4);
CHECK(c2 == c5);
CHECK(c3 == c6);
}
// hsla
{
std::string s("hsla(240,50%,50%,0.5)");
@ -94,6 +116,29 @@ TEST_CASE("CSS color") {
CHECK( c.green() == 64 );
CHECK( c.blue() == 191 );
}
// hsla (hue range 0..360)
{
std::string s1("hsla(0, 100%, 50%, 1)");
std::string s2("hsla(120, 100%, 50%, 1)");
std::string s3("hsla(240, 100%, 50%, 1)");
std::string s4("hsla(360, 100%, 50%, 1)");
std::string s5("hsla(480, 100%, 50%, 1)"); // larger values are
std::string s6("hsla(600, 100%, 50%, 1)"); // normalised to fit into 0..360
mapnik::color c1, c2, c3, c4, c5, c6;
CHECK( boost::spirit::x3::phrase_parse(s1.cbegin(), s1.cend(), color_grammar, space, c1) );
CHECK( boost::spirit::x3::phrase_parse(s2.cbegin(), s2.cend(), color_grammar, space, c2) );
CHECK( boost::spirit::x3::phrase_parse(s3.cbegin(), s3.cend(), color_grammar, space, c3) );
CHECK( boost::spirit::x3::phrase_parse(s4.cbegin(), s4.cend(), color_grammar, space, c4) );
CHECK( boost::spirit::x3::phrase_parse(s5.cbegin(), s5.cend(), color_grammar, space, c5) );
CHECK( boost::spirit::x3::phrase_parse(s6.cbegin(), s6.cend(), color_grammar, space, c6) );
CHECK(c1 == mapnik::color("red"));
CHECK(c2 == mapnik::color("lime"));
CHECK(c3 == mapnik::color("blue"));
CHECK(c1 == c4);
CHECK(c2 == c5);
CHECK(c3 == c6);
}
// hex colours
{
std::string s("#abcdef");